薄壁扁壳thin: adj. (thinner; thinnest) 1.薄 ...shallow: adj. 1. (shallower; shallowe ...shell: n. (pl. shells,2 义为 shell) 1 ...shallow shell: 扁壳thin shell: 薄壳; 水平灰缝厚度下载手机词典可随时随地查词查翻译